diff --git a/start.sh b/start.sh
index b307692..de3feb6 100755
--- a/start.sh
+++ b/start.sh
@@ -21,4 +21,4 @@ source ~/.bashrc
 conda activate petshy
 echo "当前激活的环境：$(conda info --envs | grep '*' | awk '{print $1}')"
 python --version
-conda env update --file environment.yml - y
\ No newline at end of file
+conda env update --file environment.yml -y
\ No newline at end of file